Current Warnings

• Slow-moving traffic A-20 Towards A-10 west, direction Montreal, traffic on diverted lanes, lane width reduced to 3.9 meters., WESTBOUND, Brossard, undetermined period. Reason : Work planned later.
• Slow-moving traffic A-20 towards A-10 east, direction Sherbrooke, traffic on diverted lanes and lane width at 3.9 meters., WESTBOUND, undetermined period. Reason : Work planned later.
• Louis-H.-La Fontaine Tunnel
  Contraflow traffic (north tube), 2 lanes northbound and only one southbound.
  Northbound lanes width reduced to 3.2 m. Cause: tunnel repair.
  
  Heavy vehicles:
  Coming from A-20 West/A-25 North (towards Montréal), right lane MANDATORY from De Mortagne Blvd.
  
  Coming from A-25 South (towards Longueuil), right lane PROHIBITED from Sherbrooke Street.

Bas-Saint-Laurent—Gaspésie—Îles-de-la-Madeleine

• 132 Alternating traffic R-132 at height rue des Îlets, WESTBOUND and EASTBOUND, Les Méchins, undetermined period. Reason : Erosion.
• 199 Alternating traffic R-199 at height chemin Rock Mountain, SOUTHBOUND and NORTHBOUND, Grosse-Île, undetermined period. Reason : Roadwork.

Chaudière-Appalaches

• Québec - Lévis: Schedule modified for an undetermined period. Consult the Société des traversiers du Québec website. Ferry service : Open.

Côte-Nord

• Tadoussac - Baie-Sainte-Catherine: Modified schedule for the 7:40 pm and 8 pm crossings, until October 22. Consult the Société des traversiers du Québec website. Ferry service : Open.

Laurentides—Lanaudière

• Louis-H.-La Fontaine Tunnel
  Contraflow traffic (north tube), 2 lanes northbound and only one southbound.
  Northbound lanes width reduced to 3.2 m. Cause: tunnel repair.
  
  Heavy vehicles:
  Coming from A-20 West/A-25 North (towards Montréal), right lane MANDATORY from De Mortagne Blvd.
  
  Coming from A-25 South (towards Longueuil), right lane PROHIBITED from Sherbrooke Street.
• Sorel-Tracy - Saint-Ignace-de-Loyola: Departures from Saint-Ignace-de-Loyola each hour and departures from Sorel-Tracy at the half of each hour, for an undetermined period. Reason: 1 ferry in operation. Ferry service : Open.
• 348 1 lane closed out of 2 R-348 at height R-131, EASTBOUND, Saint-Félix-de-Valois, undetermined period. Reason : Road failure.

Laval

• Louis-H.-La Fontaine Tunnel
  Contraflow traffic (north tube), 2 lanes northbound and only one southbound.
  Northbound lanes width reduced to 3.2 m. Cause: tunnel repair.
  
  Heavy vehicles:
  Coming from A-20 West/A-25 North (towards Montréal), right lane MANDATORY from De Mortagne Blvd.
  
  Coming from A-25 South (towards Longueuil), right lane PROHIBITED from Sherbrooke Street.
• Sorel-Tracy - Saint-Ignace-de-Loyola: Departures from Saint-Ignace-de-Loyola each hour and departures from Sorel-Tracy at the half of each hour, for an undetermined period. Reason: 1 ferry in operation. Ferry service : Open.

Mauricie—Centre-du-Québec

• Sorel-Tracy - Saint-Ignace-de-Loyola: Departures from Saint-Ignace-de-Loyola each hour and departures from Sorel-Tracy at the half of each hour, for an undetermined period. Reason: 1 ferry in operation. Ferry service : Open.
• Continuation of major work on the Laviolette Bridge during weekends from mid-March, weather conditions permitting, until fall 2024.
• 20 Closure A-20 Sainte-Anne-du-Sault road stop, EASTBOUND, From July 4, 2024 at 6 p.m. to September 30, 2025 at 6 a.m.. Reason : Roadwork.

Montérégie

• 20 Slow-moving traffic A-20 Towards A-10 west, direction Montreal, traffic on diverted lanes, lane width reduced to 3.9 meters., WESTBOUND, Brossard, undetermined period. Reason : Work planned later.
• 20 Slow-moving traffic A-20 towards A-10 east, direction Sherbrooke, traffic on diverted lanes and lane width at 3.9 meters., WESTBOUND, undetermined period. Reason : Work planned later.
• 25 Louis-H.-La Fontaine Tunnel
  Contraflow traffic (north tube), 2 lanes northbound and only one southbound.
  Northbound lanes width reduced to 3.2 m. Cause: tunnel repair.
  
  Heavy vehicles:
  Coming from A-20 West/A-25 North (towards Montréal), right lane MANDATORY from De Mortagne Blvd.
  
  Coming from A-25 South (towards Longueuil), right lane PROHIBITED from Sherbrooke Street.
• 30 1 lane closed out of 2 A-30 between boulevard Lionel-Boulet and montée de Picardie, WESTBOUND and EASTBOUND, Verchères, undetermined period. Reason : Accident.
• Sorel-Tracy - Saint-Ignace-de-Loyola: Departures from Saint-Ignace-de-Loyola each hour and departures from Sorel-Tracy at the half of each hour, for an undetermined period. Reason: 1 ferry in operation. Ferry service : Open.

Montréal

• Slow-moving traffic A-20 Towards A-10 west, direction Montreal, traffic on diverted lanes, lane width reduced to 3.9 meters., WESTBOUND, Brossard, undetermined period. Reason : Work planned later.
• Slow-moving traffic A-20 towards A-10 east, direction Sherbrooke, traffic on diverted lanes and lane width at 3.9 meters., WESTBOUND, undetermined period. Reason : Work planned later.
• Louis-H.-La Fontaine Tunnel
  Contraflow traffic (north tube), 2 lanes northbound and only one southbound.
  Northbound lanes width reduced to 3.2 m. Cause: tunnel repair.
  
  Heavy vehicles:
  Coming from A-20 West/A-25 North (towards Montréal), right lane MANDATORY from De Mortagne Blvd.
  
  Coming from A-25 South (towards Longueuil), right lane PROHIBITED from Sherbrooke Street.
• Sorel-Tracy - Saint-Ignace-de-Loyola: Departures from Saint-Ignace-de-Loyola each hour and departures from Sorel-Tracy at the half of each hour, for an undetermined period. Reason: 1 ferry in operation. Ferry service : Open.
• 15 2 lanes closed out of 4 A-15 at height Avenue Royalmount, NORTHBOUND, Montréal, undetermined period. Reason : Accident.
• 40 2 lanes closed out of 3 A-40 at height Accès Christophe-Colomb, WESTBOUND, Montréal, undetermined period. Reason : Accident.

Outaouais

• 315 Alternating traffic R-315 at height lac la Blanche, SOUTHBOUND and NORTHBOUND, Mayo, undetermined period. Reason : Road failure.
• 321 In Saint-André-Avellin, on the bridge of rivière Petite Nation river bridge, track width reduced to 2.5 meters SOUTHBOUND. Undetermined period. Cause: preventive measures.
• Alternating traffic chemin du Barrage Chemin du Barrage, on the bridge over Rivière Blanche. Lane width reduced to 4.6 meters., WESTBOUND and EASTBOUND, Val-des-Monts, undetermined period. Reason : Preventive measures.

Québec (Capitale-Nationale)

• Québec - Lévis: Schedule modified for an undetermined period. Consult the Société des traversiers du Québec website. Ferry service : Open.
• 138 1 lane closed out of 2 R-138 at height km 562, WESTBOUND, Baie-Sainte-Catherine, undetermined period. Reason : Rockslide risk.
• Tadoussac - Baie-Sainte-Catherine: Modified schedule for the 7:40 pm and 8 pm crossings, until October 22. Consult the Société des traversiers du Québec website. Ferry service : Open.
• 363 Alternating traffic R-363 at height ruisseau des Carrières, SOUTHBOUND and NORTHBOUND, Saint-Marc-des-Carrières, undetermined period. Reason : Roadwork.

Saguenay—Lac-Saint-Jean

• 172 Bridge over the Rivière aux Vases closed.
  
  1 km detour for all vehicles via Adélard Street at all times. Indefinite period.
• Closure rue Boivin Bridge over small river Eusebe., WESTBOUND and EASTBOUND, Saint-Félicien, undetermined period. Reason : Preventive closure.